You have mastered making commonplace items into vicious
tools of battle. You gain proficiency with improvised weapons.
While the items remain sufficiently undamaged, your
improvised weapons gain additional properties based on their
weight as described in the Improvised Weapons Properties
table below.

Improvised Weapon Weight Damage Properties

2 lbs or less 1d6 light

between 2 and 10 lbs 1d8 versatile (1d10)

10 lbs or more 2d6 heavy, two-handed

Next Rank /Tavern Brawler/Back-Alley Pitcher/